A slim framing system usually applied to smaller windows but also used in combination with other window styles. Maximum frame size 1700mm (h) x 1000mm (w)

Based on the Series 45 hinged casement without hinges to a maximum height of 2200mm. Suitable for larger openings and curved windows including full circle.

Based on the Series 41 hinged casement without hinges to a maximum height of 2400mm. Suitable for very large openings and curved windows including full circle. Accepts glass up to 12.8mm (single) or 28mm (sealed unit) for higher levels of noise and thermal insulation.